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LakeQuality

Lake map

Map shows 6 lakes with coordinates

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Named lakes

LakePlaceTotal phosphorusChlorophyll-aSecchiYear
KarvianjärviKarvia72 µg/L42 µg/L0.7 m2026
KirkkojärviKarvia75 µg/L27 µg/L0.6 m2026
Mustalammi LakeKarvia45 µg/L28 µg/L0.3 m2025
Neva-Lyly LakeKarvia14 µg/L15 µg/L1.1 m2021
OjajärviKarvia69 µg/L49 µg/L0.5 m2026
RastiaisjärviKarvia21 µg/L4.3 µg/L1.6 m2025

Frequently asked questions

How many named lakes are in Karvia?
6 named lakes in Karvia, Finland, have official phosphorus, chlorophyll-a, and Secchi, 2021–2026. Values are the authority's measurements, shown as reported.
Where do the Karvia readings come from?
Karvia pages show official phosphorus, chlorophyll-a, and Secchi from the publishing authority, with the year each was taken.

Finnish Environment Institute (SYKE) VESLA surface water quality. Not a LakeQuality A–F grade.